Home / 7,007.72-10,496.99-3,312.90

Finding the Fourth Proportional to 7,007.72, 10,496.99 and 3,312.90

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Solution

The fourth proportional to 7,007.72, 10,496.99 and 3,312.90 is: 4,962.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.72 : 10,496.99 = 3,312.90 : x
  2. Step 2: Convert to fraction form
    7,007.72/10,496.99 = 3,312.90/x
  3. Step 3: Cross multiply
    7,007.72x = 10,496.99 × 3,312.90
  4. Step 4: Simplify right side
    7,007.72x = 34,775,486.45
  5. Step 5: Solve for x
    x = 34,775,486.45/7,007.72
  6. Step 6: Final answer
    x = 4,962.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.